S = int(input())
mod = int(1e9) + 7
def doubling(n, m):
    y = 1
    bas = n
    tmp = m
    while tmp:
        if tmp % 2:
            y *= bas
            y %= mod
        bas *= bas
        bas %= mod
        tmp >>= 1
    return y
def inved(a):
    x, y, u, v, k, l = 1, 0, 0, 1, a, mod
    while l:
        x, y, u, v, k, l = u, v, x - u * (k // l), y - v * (k // l), l, k % l
    return x
i2 = inved(2) % mod
for _ in range(S):
    N, M, X = map(int, input().split())
    sign = 1
    if (N + X) % 2 == 1:
        sign = mod - 1
    print(i2*(doubling(M+1, N)+sign*doubling(M-1, N))%mod)